TABLE 5.
E. coli KP1032 transformed with plasmid: | Absorbance of cultures grown
ina:
|
|
---|---|---|
L broth | L broth with EDDA (enterobactin utilization) | |
No plasmid (TonB−) | 1.49 | 0.23 |
pETONBX (E. coli tonB) | 1.48 | 1.51 |
pHUG2 (P. shigelloides TonB system) | 1.55 | 1.34 |
pHUG1 (P. shigelloides tonB) | 1.50 | 0.03 |
Absorbance was taken at 600 nm after 17 h of growth.